Test: Chapter 15 (food And Agriculture)

31 Questions  I  By Dfashauer
Demonstrate knowledge on food and agriculture topics from chapter 15.

  
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Question Excerpt

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1.  More energy, water and land are needed to produce a gram of ______________ than to produce a gram of food from plants.
2.  The name for a widespread food shortage that results in many people not having enough food is called a(n) ________________.
3.  Which of the following actions contributes to soil erosion?
A.
B.
C.
D.
4.  When a farmer uses no-till farming methods,
A.
B.
C.
D.
5.  Erosion is most likely when the soil is
A.
B.
C.
D.
6.  The diets of people in developed countries tend to be higher in ________________ than diets of people in developing countries.
7.  One potential way to deal with the problem of seafood overharvesting is by intensifying ____________ efforts.
A.
B.
C.
D.
8.  Farmland may become desertified if
A.
B.
C.
D.
9.  A(n) _________________ is a prolonged period during which no rain falls in a particular region.
10.  Land on which crops can be grown is called ________________ land.
11.  Land where it is possible to grow crops is called
A.
B.
C.
D.
12.  Plowing with machines, irrigating with drip systems and _____________ are all modern agricultural methods.
A.
B.
C.
D.
13.  All of the following factors can cause famines except
A.
B.
C.
D.
14.  DDT is harmful to the environment because it
A.
B.
C.
D.
15.  The amount of a crop produced per hectare (or acre) is called the ____________________.
16.  No-till farming helps to conserve soil fertility because
A.
B.
C.
D.
17.  Goats, sheep, cattle and other _______________ are cud-chewing mammals with multi-chambered stomachs.
18.  Pest populations that damage plants
A.
B.
C.
D.
19.  Which of the following agricultural products requires the least amount of energy?
A.
B.
C.
D.
20.  Earth's available arable land is being reduced by
A.
B.
C.
D.
21.  Genetic engineering of food crops
A.
B.
C.
D.
22.  The upper layer of topsoil consisting of rock particles, water, air and organic matter is the ________________.
23.  Irrigation water usually comes from
A.
B.
C.
D.
24.  The health problem caused by not eating enough necessary nutirents is known as ________________.
25.  Which of the following farm practices have been used by farmers only in recent years?
A.
B.
C.
D.
26.  The accumulation of salts in the soil, which can be caused by irrigation and low rainfall, is called ____________________.
27.  Soil that can support the growth of healthy plants is called ____________.
28.  A true statement about nutritional requirements in humans is that
A.
B.
C.
D.
29.  Products obtained from livestock  include
A.
B.
C.
D.
30.  Which of the following is a good way to reduce salinization?
A.
B.
C.
D.
31.  The results of the green revolution were not entirely positive because
A.
B.
C.
D.
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